243793920

素因数分解:

$2^{19}\times 3^1\times 5^1\times {\mathrm{31}}^1$

素因数の和:77

約数の個数: 160

約数和(自身を含む): 805305600

約数和(自身を除く): 561511680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 512, 620, 640, 744, 768, 930, 960, 992, 1024, 1240, 1280, 1488, 1536, 1860, 1920, 1984, 2048, 2480, 2560, 2976, 3072, 3720, 3840, 3968, 4096, 4960, 5120, 5952, 6144, 7440, 7680, 7936, 8192, 9920, 10240, 11904, 12288, 14880, 15360, 15872, 16384, 19840, 20480, 23808, 24576, 29760, 30720, 31744, 32768, 39680, 40960, 47616, 49152, 59520, 61440, 63488, 65536, 79360, 81920, 95232, 98304, 119040, 122880, 126976, 131072, 158720, 163840, 190464, 196608, 238080, 245760, 253952, 262144, 317440, 327680, 380928, 393216, 476160, 491520, 507904, 524288, 634880, 655360, 761856, 786432, 952320, 983040, 1015808, 1269760, 1310720, 1523712, 1572864, 1904640, 1966080, 2031616, 2539520, 2621440, 3047424, 3809280, 3932160, 4063232, 5079040, 6094848, 7618560, 7864320, 8126464, 10158080, 12189696, 15237120, 16252928, 20316160, 24379392, 30474240, 40632320, 48758784, 60948480, 81264640, 121896960, 243793920]

約数ペア:

[(1, 243793920), (2, 121896960), (3, 81264640), (4, 60948480), (5, 48758784), (6, 40632320), (8, 30474240), (10, 24379392), (12, 20316160), (15, 16252928), (16, 15237120), (20, 12189696), (24, 10158080), (30, 8126464), (31, 7864320), (32, 7618560), (40, 6094848), (48, 5079040), (60, 4063232), (62, 3932160), (64, 3809280), (80, 3047424), (93, 2621440), (96, 2539520), (120, 2031616), (124, 1966080), (128, 1904640), (155, 1572864), (160, 1523712), (186, 1310720), (192, 1269760), (240, 1015808), (248, 983040), (256, 952320), (310, 786432), (320, 761856), (372, 655360), (384, 634880), (465, 524288), (480, 507904), (496, 491520), (512, 476160), (620, 393216), (640, 380928), (744, 327680), (768, 317440), (930, 262144), (960, 253952), (992, 245760), (1024, 238080), (1240, 196608), (1280, 190464), (1488, 163840), (1536, 158720), (1860, 131072), (1920, 126976), (1984, 122880), (2048, 119040), (2480, 98304), (2560, 95232), (2976, 81920), (3072, 79360), (3720, 65536), (3840, 63488), (3968, 61440), (4096, 59520), (4960, 49152), (5120, 47616), (5952, 40960), (6144, 39680), (7440, 32768), (7680, 31744), (7936, 30720), (8192, 29760), (9920, 24576), (10240, 23808), (11904, 20480), (12288, 19840), (14880, 16384), (15360, 15872)]